Meanings
- 1
-
2
noun
a photographic record used to reconstruct a three-dimensional image; a hologram
When illuminated by a laser, the holograph produced a three-dimensional image.
Thesaurus
From Greek holos, 'whole,' + graphos, 'written.' The legal and manuscript sense emphasizes that the whole document is in the author's own hand. The optical sense was later formed on the same elements for a record containing the complete wavefront information needed to reconstruct an image.